Computational and Mathematical Methods in Medicine / 2013 / Article / Fig 3

Research Article

Semiautomatic Segmentation of Ventilated Airspaces in Healthy and Asthmatic Subjects Using Hyperpolarized MRI

Figure 3

Template for morphological operations. Bounding box shown in gray illustrates the boundaries to which morphological operations were applied based on one-quarter of the width ( ) and one-half the height ( ) from the centroid.